Sure thing! We've got 108 and we're gonna multiply it by 231. That's the same as adding 108 to itself 231 times.
Step 1: 0 + 108 = 108
Step 2: 108 + 108 = 216
Step 3: 216 + 108 = 324
Step 4: 324 + 108 = 432
Step 5: 432 + 108 = 540
Step 6: 540 + 108 = 648
Step 7: 648 + 108 = 756
Step 8: 756 + 108 = 864
Step 9: 864 + 108 = 972
Step 10: 972 + 108 = 1080
Step 11: 1080 + 108 = 1188
Step 12: 1188 + 108 = 1296
Step 13: 1296 + 108 = 1404
Step 14: 1404 + 108 = 1512
Step 15: 1512 + 108 = 1620
Step 16: 1620 + 108 = 1728
Step 17: 1728 + 108 = 1836
Step 18: 1836 + 108 = 1944
Step 19: 1944 + 108 = 2052
Step 20: 2052 + 108 = 2160
Step 21: 2160 + 108 = 2268
Step 22: 2268 + 108 = 2376
Step 23: 2376 + 108 = 2484
Step 24: 2484 + 108 = 2592
Step 25: 2592 + 108 = 2700
Step 26: 2700 + 108 = 2808
Step 27: 2808 + 108 = 2916
Step 28: 2916 + 108 = 3024
Step 29: 3024 + 108 = 3132
Step 30: 3132 + 108 = 3240
Step 31: 3240 + 108 = 3348
Step 32: 3348 + 108 = 3456
Step 33: 3456 + 108 = 3564
Step 34: 3564 + 108 = 3672
Step 35: 3672 + 108 = 3780
Step 36: 3780 + 108 = 3888
Step 37: 3888 + 108 = 3996
Step 38: 3996 + 108 = 4104
Step 39: 4104 + 108 = 4212
Step 40: 4212 + 108 = 4320
Step 41: 4320 + 108 = 4428
Step 42: 4428 + 108 = 4536
Step 43: 4536 + 108 = 4644
Step 44: 4644 + 108 = 4752
Step 45: 4752 + 108 = 4860
Step 46: 4860 + 108 = 4968
Step 47: 4968 + 108 = 5076
Step 48: 5076 + 108 = 5184
Step 49: 5184 + 108 = 5292
Step 50: 5292 + 108 = 5400
Step 51: 5400 + 108 = 5508
Step 52: 5508 + 108 = 5616
Step 53: 5616 + 108 = 5724
Step 54: 5724 + 108 = 5832
Step 55: 5832 + 108 = 5940
Step 56: 5940 + 108 = 6048
Step 57: 6048 + 108 = 6156
Step 58: 6156 + 108 = 6264
Step 59: 6264 + 108 = 6372
Step 60: 6372 + 108 = 6480
Step 61: 6480 + 108 = 6588
Step 62: 6588 + 108 = 6696
Step 63: 6696 + 108 = 6804
Step 64: 6804 + 108 = 6912
Step 65: 6912 + 108 = 7020
Step 66: 7020 + 108 = 7128
Step 67: 7128 + 108 = 7236
Step 68: 7236 + 108 = 7344
Step 69: 7344 + 108 = 7452
Step 70: 7452 + 108 = 7560
Step 71: 7560 + 108 = 7668
Step 72: 7668 + 108 = 7776
Step 73: 7776 + 108 = 7884
Step 74: 7884 + 108 = 7992
Step 75: 7992 + 108 = 8100
Step 76: 8100 + 108 = 8208
Step 77: 8208 + 108 = 8316
Step 78: 8316 + 108 = 8424
Step 79: 8424 + 108 = 8532
Step 80: 8532 + 108 = 8640
Step 81: 8640 + 108 = 8748
Step 82: 8748 + 108 = 8856
Step 83: 8856 + 108 = 8964
Step 84: 8964 + 108 = 9072
Step 85: 9072 + 108 = 9180
Step 86: 9180 + 108 = 9288
Step 87: 9288 + 108 = 9396
Step 88: 9396 + 108 = 9504
Step 89: 9504 + 108 = 9612
Step 90: 9612 + 108 = 9720
Step 91: 9720 + 108 = 9828
Step 92: 9828 + 108 = 9936
Step 93: 9936 + 108 = 10044
Step 94: 10044 + 108 = 10152
Step 95: 10152 + 108 = 10260
Step 96: 10260 + 108 = 10368
Step 97: 10368 + 108 = 10476
Step 98: 10476 + 108 = 10584
Step 99: 10584 + 108 = 10692
Step 100: 10692 + 108 = 10800
Step 101: 10800 + 108 = 10908
Step 102: 10908 + 108 = 11016
Step 103: 11016 + 108 = 11124
Step 104: 11124 + 108 = 11232
Step 105: 11232 + 108 = 11340
Step 106: 11340 + 108 = 11448
Step 107: 11448 + 108 = 11556
Step 108: 11556 + 108 = 11664
Step 109: 11664 + 108 = 11772
Step 110: 11772 + 108 = 11880
Step 111: 11880 + 108 = 11988
Step 112: 11988 + 108 = 12096
Step 113: 12096 + 108 = 12204
Step 114: 12204 + 108 = 12312
Step 115: 12312 + 108 = 12420
Step 116: 12420 + 108 = 12528
Step 117: 12528 + 108 = 12636
Step 118: 12636 + 108 = 12744
Step 119: 12744 + 108 = 12852
Step 120: 12852 + 108 = 12960
Step 121: 12960 + 108 = 13068
Step 122: 13068 + 108 = 13176
Step 123: 13176 + 108 = 13284
Step 124: 13284 + 108 = 13392
Step 125: 13392 + 108 = 13500
Step 126: 13500 + 108 = 13608
Step 127: 13608 + 108 = 13716
Step 128: 13716 + 108 = 13824
Step 129: 13824 + 108 = 13932
Step 130: 13932 + 108 = 14040
Step 131: 14040 + 108 = 14148
Step 132: 14148 + 108 = 14256
Step 133: 14256 + 108 = 14364
Step 134: 14364 + 108 = 14472
Step 135: 14472 + 108 = 14580
Step 136: 14580 + 108 = 14688
Step 137: 14688 + 108 = 14796
Step 138: 14796 + 108 = 14904
Step 139: 14904 + 108 = 15012
Step 140: 15012 + 108 = 15120
Step 141: 15120 + 108 = 15228
Step 142: 15228 + 108 = 15336
Step 143: 15336 + 108 = 15444
Step 144: 15444 + 108 = 15552
Step 145: 15552 + 108 = 15660
Step 146: 15660 + 108 = 15768
Step 147: 15768 + 108 = 15876
Step 148: 15876 + 108 = 15984
Step 149: 15984 + 108 = 16092
Step 150: 16092 + 108 = 16200
Step 151: 16200 + 108 = 16308
Step 152: 16308 + 108 = 16416
Step 153: 16416 + 108 = 16524
Step 154: 16524 + 108 = 16632
Step 155: 16632 + 108 = 16740
Step 156: 16740 + 108 = 16848
Step 157: 16848 + 108 = 16956
Step 158: 16956 + 108 = 17064
Step 159: 17064 + 108 = 17172
Step 160: 17172 + 108 = 17280
Step 161: 17280 + 108 = 17388
Step 162: 17388 + 108 = 17496
Step 163: 17496 + 108 = 17604
Step 164: 17604 + 108 = 17712
Step 165: 17712 + 108 = 17820
Step 166: 17820 + 108 = 17928
Step 167: 17928 + 108 = 18036
Step 168: 18036 + 108 = 18144
Step 169: 18144 + 108 = 18252
Step 170: 18252 + 108 = 18360
Step 171: 18360 + 108 = 18468
Step 172: 18468 + 108 = 18576
Step 173: 18576 + 108 = 18684
Step 174: 18684 + 108 = 18792
Step 175: 18792 + 108 = 18900
Step 176: 18900 + 108 = 19008
Step 177: 19008 + 108 = 19116
Step 178: 19116 + 108 = 19224
Step 179: 19224 + 108 = 19332
Step 180: 19332 + 108 = 19440
Step 181: 19440 + 108 = 19548
Step 182: 19548 + 108 = 19656
Step 183: 19656 + 108 = 19764
Step 184: 19764 + 108 = 19872
Step 185: 19872 + 108 = 19980
Step 186: 19980 + 108 = 20088
Step 187: 20088 + 108 = 20196
Step 188: 20196 + 108 = 20304
Step 189: 20304 + 108 = 20412
Step 190: 20412 + 108 = 20520
Step 191: 20520 + 108 = 20628
Step 192: 20628 + 108 = 20736
Step 193: 20736 + 108 = 20844
Step 194: 20844 + 108 = 20952
Step 195: 20952 + 108 = 21060
Step 196: 21060 + 108 = 21168
Step 197: 21168 + 108 = 21276
Step 198: 21276 + 108 = 21384
Step 199: 21384 + 108 = 21492
Step 200: 21492 + 108 = 21600
Step 201: 21600 + 108 = 21708
Step 202: 21708 + 108 = 21816
Step 203: 21816 + 108 = 21924
Step 204: 21924 + 108 = 22032
Step 205: 22032 + 108 = 22140
Step 206: 22140 + 108 = 22248
Step 207: 22248 + 108 = 22356
Step 208: 22356 + 108 = 22464
Step 209: 22464 + 108 = 22572
Step 210: 22572 + 108 = 22680
Step 211: 22680 + 108 = 22788
Step 212: 22788 + 108 = 22896
Step 213: 22896 + 108 = 23004
Step 214: 23004 + 108 = 23112
Step 215: 23112 + 108 = 23220
Step 216: 23220 + 108 = 23328
Step 217: 23328 + 108 = 23436
Step 218: 23436 + 108 = 23544
Step 219: 23544 + 108 = 23652
Step 220: 23652 + 108 = 23760
Step 221: 23760 + 108 = 23868
Step 222: 23868 + 108 = 23976
Step 223: 23976 + 108 = 24084
Step 224: 24084 + 108 = 24192
Step 225: 24192 + 108 = 24300
Step 226: 24300 + 108 = 24408
Step 227: 24408 + 108 = 24516
Step 228: 24516 + 108 = 24624
Step 229: 24624 + 108 = 24732
Step 230: 24732 + 108 = 24840
Step 231: 24840 + 108 = 24948

So, 108*231 = 24948